The harsh downhole conditions encountered in geothermal wells, specifically the high
temperatures (HT) together with the toughness of the rock found in many geothermal …

Data-driven models are widely used to predict rate of penetration. However, there are still
challenges on real-time predictions considering influences of formation properties and bit …

The drilling efficiency of a percussive drill rig which is widely used in rock engineering
attracts great attention. The goal of a higher drilling rate and lower specific energy is …

In biogeomechanics, which describes the mechanical responses to microbial-rock
interactions and its succeeding alterations, there is complexity in the estimation and …

Rate of penetration and mechanical specific energy are two widely used objectives when
optimizing the drilling process, yet a simultaneous optimization of both is still a challenge …

The goal of achieving a single model for estimating the rate of drilling bit penetration (ROP)
with high accuracy has been the subject of many efforts. Analytical methods and, later, data …

Fossil fuels are undoubtedly important, and drilling technology plays an important role in
realizing fossil fuel exploration; therefore, the prediction and evaluation of drilling efficiency …

Rate of penetration (ROP) represents drilling speed and its productive time during drilling
operations in oil and gas wells. A predictive model that links ROP to its influential …

The rate of penetration (ROP) holds significant importance in optimizing a drilling process.
ROP assists in alleviating concerns in critical scenarios where limited visibility over …

Particle size distribution measurements can be used for permeability estimation, and it is
widely accepted that there exhibits a certain degree of correlation between permeability and …